epan/dissectors/packet-h248_q1950.c

   1 /*
   2  *  packet-h248_q1950.c
   3  *  Q.1950 annex A
   4  *
   5  *  (c) 2006, Anders Broman <anders.broman@telia.com>
   6  *
   7  * $Id$
   8  *
   9  * Wireshark - Network traffic analyzer
  10  * By Gerald Combs <gerald@wireshark.org>
  11  * Copyright 1998 Gerald Combs
  12  *
  13  * This program is free software; you can redistribute it and/or
  14  * modify it under the terms of the GNU General Public License
  15  * as published by the Free Software Foundation; either version 2
  16  * of the License, or (at your option) any later version.
  17  *
  18  * This program is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU General Public License for more details.
  22  *
  23  * You should have received a copy of the GNU General Public License
  24  * along with this program; if not, write to the Free Software
  25  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  26  *
  27  * Ref ITU-T Rec. Q.1950 (12/2002)
  28  */
  29
  30 #ifdef HAVE_CONFIG_H
  31 # include "config.h"
  32 #endif
  33
  34 #include "packet-h248.h"
  35 #include "packet-isup.h"
  36
  37 #define PNAME  "H.248 Q.1950 Annex A"
  38 #define PSNAME "H248Q1950"
  39 #define PFNAME "h248q1950"
  40
  41 static int proto_q1950 = -1;
  42 static gboolean implicit = FALSE;
  43
  44 /* A.3 Bearer characteristics package */
  45 static int hf_h248_pkg_BCP = -1;
  46 static int hf_h248_pkg_BCP_BNCChar = -1;
  47
  48 static int ett_h248_pkg_BCP = -1;
  49
  50 static const value_string h248_pkg_BCP_parameters[] _U_ = {
  51         {   0x0001, "BNCChar (BNC Characteristics)" },
  52         {0,     NULL}
  53 };
  54
  55 static const value_string h248_pkg_BCP_props_vals[] = {
  56         {1,"BNCChar"},
  57         {0,NULL}
  58 };
  59
  60 /* Properties */
  61 h248_pkg_param_t h248_pkg_BCP_props[] = {
  62         { 0x0001, &hf_h248_pkg_BCP_BNCChar, h248_param_ber_integer, &implicit },
  63         { 0, NULL, NULL, NULL}
  64 };
  65
  66 /* Packet defenitions */
  67 static h248_package_t h248_pkg_BCP = {
  68         0x001e,
  69         &hf_h248_pkg_BCP,
  70         &ett_h248_pkg_BCP,
  71         h248_pkg_BCP_props_vals,
  72         NULL,
  73         NULL,
  74         NULL,
  75         h248_pkg_BCP_props,                     /* Properties */
  76         NULL,                                           /* signals */
  77         NULL,                                           /* events */
  78         NULL                                            /* statistics */
  79 };
  80
  81 /* A.4 Bearer Network connection cut-through package */
  82 static int hf_h248_pkg_BNCCT = -1;
  83
  84 static int hf_h248_pkg_BNCCT_prop = -1;
  85
  86 static int ett_h248_pkg_BNCCT = -1;
  87
  88 static const value_string h248_pkg_BNCCT_parameters[] _U_ = {
  89         {   0x0001, "BNC Cut Through Capability" },
  90         { 0, NULL }
  91 };
  92
  93 static const value_string h248_pkg_BNCCT_props_vals[] = {
  94         {1,"BNCCT"},
  95         {0,NULL}
  96 };
  97
  98 static const value_string h248_pkg_BNCCT_prop_vals[]  = {
  99         {1,"Early"},
 100         {2,"Late"},
 101         {0,NULL}
 102 };
 103
 104 /* Properties */
 105 static const h248_pkg_param_t h248_pkg_BNCCT_props[] = {
 106         { 0x0001, &hf_h248_pkg_BNCCT_prop, h248_param_ber_integer, &implicit },
 107         { 0, NULL, NULL, NULL}
 108 };
 109
 110 /* Packet defenitions */
 111 static h248_package_t h248_pkg_BNCCT = {
 112         0x001f,
 113         &hf_h248_pkg_BNCCT,
 114         &ett_h248_pkg_BNCCT,
 115         h248_pkg_BNCCT_props_vals,
 116         NULL,
 117         NULL,
 118         NULL,
 119         h248_pkg_BNCCT_props,                   /* Properties */
 120         NULL,                                           /* signals */
 121         NULL,                                           /* events */
 122         NULL                                            /* statistics */
 123 };
 124
 125 /* A.5 Bearer Reuse Idle Package  */
 126 static int hf_h248_pkg_RI = -1;
 127
 128 static int hf_h248_pkg_RII= -1;
 129
 130 static int ett_h248_pkg_RI= -1;
 131
 132 static const value_string h248_pkg_RI_parameters[] = {
 133         {   0x0001, "Reuse Idle Indication" },
 134         { 0, NULL }
 135 };
 136
 137 static const value_string h248_pkg_RII_vals[]  = {
 138         {0,"Not_Reuse_Idle"},
 139         {1,"ReUse_Idle"},
 140         {0,NULL}
 141 };
 142
 143 /* Properties */
 144 h248_pkg_param_t h248_pkg_RI_props[] = {
 145         { 0x0001, &hf_h248_pkg_RII, h248_param_ber_integer, &implicit },
 146         { 0, NULL, NULL, NULL}
 147 };
 148
 149 /* Packet defenitions */
 150 static h248_package_t h248_pkg_RI = {
 151         0x0020,
 152         &hf_h248_pkg_RI,
 153         &ett_h248_pkg_RI,
 154         h248_pkg_RI_parameters,
 155         NULL,
 156         NULL,
 157         NULL,
 158         h248_pkg_RI_props,                      /* Properties */
 159         NULL,                                           /* signals */
 160         NULL,                                           /* events */
 161         NULL                                            /* statistics */
 162 };
 163
 164
 165 /* A.5 Bearer Reuse Idle Package  */
 166
 167 /* A.6 Generic bearer connection package
 168         Package Name: GB
 169         Package ID: 0x0021
 170  */
 171
 172 static int hf_h248_pkg_GB= -1;
 173 static int hf_h248_pkg_GB_BNCChange= -1;
 174 static int hf_h248_pkg_GB_BNCChange_type= -1;
 175 static int hf_h248_pkg_GB_EstBNC= -1;
 176 static int hf_h248_pkg_GB_ModBNC= -1;
 177 static int hf_h248_pkg_GB_RelBNC = -1;
 178 static int hf_h248_pkg_GB_RelBNC_Generalcause = -1;
 179 static int hf_h248_pkg_GB_RelBNC_Failurecause = -1;
 180 static int hf_h248_pkg_GB_RelBNC_Reset = -1;
 181
 182 static gint ett_h248_pkg_GB= -1;
 183 static gint ett_h248_pkg_GB_EstBNC= -1;
 184 static gint ett_h248_pkg_GB_ModBNC= -1;
 185 static gint ett_h248_pkg_GB_RelBNC= -1;
 186 static gint ett_h248_pkg_GB_BNCChange= -1;
 187
 188 static const value_string h248_pkg_GB_events_vals[] = {
 189         { 0x0001, "BNCChange" },
 190         { 0, NULL }
 191 };
 192
 193
 194 static const value_string h248_pkg_GB_BNCChange_type_vals[] = {
 195         {0x01, "Bearer Established"},
 196         {0x02,"Bearer Modified"},
 197         {0x03,"Bearer Cut through"},
 198         {0x04,"Bearer Modification Failure"},
 199         {0,NULL}
 200 };
 201
 202 static const value_string h248_pkg_GB_BNCChange_params_vals[] = {
 203         {0x01, "Type"},
 204         {0,NULL}
 205 };
 206
 207 static const h248_pkg_param_t h248_pkg_GB_BNCChange_pars[] = {
 208         { 0x0001, &hf_h248_pkg_GB_BNCChange_type, h248_param_ber_integer, &implicit },
 209         { 0, NULL, NULL, NULL}
 210 };
 211
 212 static const h248_pkg_evt_t h248_pkg_GB_events[] = {
 213         { 0x0001, &hf_h248_pkg_GB_BNCChange, &ett_h248_pkg_GB_BNCChange, h248_pkg_GB_BNCChange_pars, h248_pkg_GB_BNCChange_params_vals},
 214         { 0, NULL, NULL, NULL, NULL}
 215 };
 216
 217 static const value_string h248_pkg_GB_signals_vals[] = {
 218         {0x01, "Establish BNC"},
 219         {0x02,"Modify BNC"},
 220         {0,NULL}
 221 };
 222
 223 static const value_string h248_pkg_GB_RelBNC_vals[] = {
 224         {0x01, "Generalcause"},
 225         {0x02,"Failurecause"},
 226         {0x03,"Reset"},
 227         {0,NULL}
 228 };
 229
 230 static const value_string h248_pkg_GB_RelBNC_Generalcause_vals[] = {
 231         {0x01, "Normal Release"},
 232         {0x02,"Unavailable Resources"},
 233         {0x03,"Failure, Temporary"},
 234         {0x04,"Failure, Permanent"},
 235         {0x05,"Interworking Error"},
 236         {0x06,"Unsupported"},
 237         {0,NULL}
 238 };
 239
 240 static const h248_pkg_param_t h248_pkg_GB_RelBNC_pars[] = {
 241         { 0x0001, &hf_h248_pkg_GB_RelBNC_Generalcause, h248_param_ber_integer, &implicit },
 242         { 0x0002, &hf_h248_pkg_GB_RelBNC_Failurecause, h248_param_ber_octetstring, &implicit },
 243         { 0x0003, &hf_h248_pkg_GB_RelBNC_Reset, h248_param_ber_boolean, &implicit },
 244         { 0, NULL, NULL, NULL}
 245 };
 246
 247
 248 static const h248_pkg_sig_t h248_pkg_GB_signals[] = {
 249         { 0x0001,&hf_h248_pkg_GB_EstBNC,&ett_h248_pkg_GB_EstBNC, NULL, NULL},
 250         { 0x0002,&hf_h248_pkg_GB_ModBNC,&ett_h248_pkg_GB_ModBNC, NULL, NULL},
 251         { 0x0003,&hf_h248_pkg_GB_RelBNC,&ett_h248_pkg_GB_RelBNC, h248_pkg_GB_RelBNC_pars, h248_pkg_GB_RelBNC_vals},
 252         { 0, NULL, NULL, NULL, NULL}
 253 };
 254
 255 static h248_package_t h248_pkg_GB = {
 256         0x0021,
 257         &hf_h248_pkg_GB,
 258         &ett_h248_pkg_GB,
 259         NULL,
 260         h248_pkg_GB_signals_vals,
 261         h248_pkg_GB_events_vals,
 262         NULL,
 263         NULL,                                           /* Properties */
 264         h248_pkg_GB_signals,                    /* signals */
 265         h248_pkg_GB_events,                     /* events */
 266         NULL                                            /* statistics */
 267 };
 268
 269
 270 /* A.7 Bearer control tunnelling package */
 271 static dissector_handle_t bctp_dissector = NULL;
 272
 273 static int hf_h248_pkg_bt = -1;
 274 static int hf_h248_pkg_bt_tind = -1;
 275 static int hf_h248_pkg_bt_tunopt = -1;
 276 static int hf_h248_pkg_bt_bit = -1;
 277
 278 static gint ett_h248_pkg_bt = -1;
 279 static gint ett_h248_pkg_bt_tind = -1;
 280 static gint ett_h248_pkg_bt_bit= -1;
 281
 282 static void dissect_bt_tunneled_proto(proto_tree* tree, tvbuff_t* tvb, packet_info* pinfo, int hfid, h248_curr_info_t* i _U_, void* d _U_) {
 283         tvbuff_t* bctp_tvb = NULL;
 284         gint8 class;
 285         gboolean pc;
 286         gint32 tag;
 287         asn1_ctx_t asn1_ctx;
 288
 289         asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, TRUE, pinfo);
 290
 291         get_ber_identifier(tvb, 0, &class, &pc, &tag);
 292
 293         /* XXX: is this enough to guess it? */
 294         if ((tag==BER_UNI_TAG_OCTETSTRING)) {
 295                 dissect_ber_octet_string(FALSE, &asn1_ctx, tree, tvb, 0, hfid, &bctp_tvb);
 296
 297                 if (bctp_tvb) {
 298                         call_dissector(bctp_dissector,bctp_tvb,pinfo,tree);
 299                 }
 300         } else {
 301                 proto_tree_add_item(tree,hfid,tvb,0,-1,FALSE);
 302         }
 303
 304 }
 305
 306
 307 /* Properties */
 308 static const value_string h248_pkg_bt_props_vals[] = {
 309         {1,"Tunnelling Options"},
 310         {0,NULL}
 311 };
 312
 313 static const  value_string h248_pkg_bt_tunopt_vals[] _U_ = {
 314         {1,"1 (In the same message as the command response to the command which generated the bearer control tunnel)"},
 315         {2,"2 (Tunnel message at any time)"},
 316         {3,"NO"},
 317         {0,NULL}
 318 };
 319
 320 static const h248_pkg_param_t h248_pkg_bt_props[] _U_ = {
 321         { 0x0001, &hf_h248_pkg_bt_tunopt, h248_param_ber_integer, &implicit },
 322         { 0, NULL, NULL, NULL}
 323 };
 324
 325 /* Events */
 326 static const value_string h248_pkg_bt_evt_vals[] = {
 327         {1,"Tunnel indication"},
 328         {0,NULL}
 329 };
 330
 331 static const value_string h248_pkg_bt_tind_vals[] = {
 332         {1,"Tunnel Indication"},
 333         {0,NULL}
 334 };
 335
 336 static const h248_pkg_param_t h248_pkg_bt_bit_params[] = {
 337         { 0x0001, &hf_h248_pkg_bt_bit, dissect_bt_tunneled_proto, &implicit },
 338         { 0, NULL, NULL, NULL}
 339 };
 340
 341 static const value_string h248_pkg_bt_sigs_vals[] = {
 342         {1,"Bearer Information Tunnel"},
 343         {0,NULL}
 344 };
 345
 346 static const h248_pkg_evt_t h248_pkg_bt_events[] = {
 347         { 0x0001, &hf_h248_pkg_bt_tind, &ett_h248_pkg_bt_tind, h248_pkg_bt_bit_params, h248_pkg_bt_tind_vals},
 348         { 0, NULL, NULL, NULL, NULL}
 349 };
 350
 351 static const h248_pkg_sig_t h248_pkg_bt_signals[] = {
 352         { 0x0001,&hf_h248_pkg_bt_bit,&ett_h248_pkg_bt_bit, h248_pkg_bt_bit_params, h248_pkg_bt_tind_vals},
 353         { 0, NULL, NULL, NULL, NULL}
 354 };
 355
 356 /* Packet defenitions */
 357 static h248_package_t h248_pkg_bct = {
 358         0x0022,
 359         &hf_h248_pkg_bt,
 360         &ett_h248_pkg_bt,
 361         h248_pkg_bt_props_vals,
 362         h248_pkg_bt_sigs_vals,
 363         h248_pkg_bt_evt_vals,
 364         NULL,
 365         NULL,                                           /* Properties */
 366         h248_pkg_bt_signals,                    /* signals */
 367         h248_pkg_bt_events,                     /* events */
 368         NULL                                            /* statistics */
 369 };
 370
 371 /* A.8 Basic call progress tones generator with directionality */
 372 static int hf_h248_pkg_bcg = -1;
 373 static int hf_h248_pkg_bcg_sig_bdt_par_btd = -1;
 374 static int hf_h248_pkg_bcg_sig_bdt = -1;
 375 static int hf_h248_pkg_bcg_sig_brt = -1;
 376 static int hf_h248_pkg_bcg_sig_bbt = -1;
 377 static int hf_h248_pkg_bcg_sig_bct = -1;
 378 static int hf_h248_pkg_bcg_sig_bsit = -1;
 379 static int hf_h248_pkg_bcg_sig_bwt = -1;
 380 static int hf_h248_pkg_bcg_sig_bpt = -1;
 381 static int hf_h248_pkg_bcg_sig_bcw = -1;
 382 static int hf_h248_pkg_bcg_sig_bcr = -1;
 383 static int hf_h248_pkg_bcg_sig_bpy = -1;
 384
 385 static int ett_h248_pkg_bcg = -1;
 386 static int ett_h248_pkg_bcg_sig_bdt = -1;
 387
 388 static const value_string h248_pkg_bcg_sig_bdt_par_btd_vals[] = {
 389         {   0x0001, "ext (External)" },
 390         {   0x0002, "int (Internal)" },
 391         {   0x0003, "both (Both)" },
 392         {0,     NULL},
 393 };
 394
 395 static h248_pkg_param_t  h248_pkg_h248_pkg_bcg_sig_bdt_params[] = {
 396         { 0x0001, &hf_h248_pkg_bcg_sig_bdt_par_btd, h248_param_ber_integer, &implicit },
 397         { 0, NULL, NULL, NULL}
 398 };
 399
 400 static h248_pkg_sig_t h248_pkg_bcg_signals[] = {
 401         /* All the tones have the same parameters */
 402         { 0x0040, &hf_h248_pkg_bcg_sig_bdt, &ett_h248_pkg_bcg_sig_bdt, h248_pkg_h248_pkg_bcg_sig_bdt_params, NULL },
 403         { 0x0041, &hf_h248_pkg_bcg_sig_brt, &ett_h248_pkg_bcg_sig_bdt, h248_pkg_h248_pkg_bcg_sig_bdt_params, NULL },
 404         { 0x0042, &hf_h248_pkg_bcg_sig_bbt, &ett_h248_pkg_bcg_sig_bdt, h248_pkg_h248_pkg_bcg_sig_bdt_params, NULL },
 405         { 0x0043, &hf_h248_pkg_bcg_sig_bct, &ett_h248_pkg_bcg_sig_bdt, h248_pkg_h248_pkg_bcg_sig_bdt_params, NULL },
 406         { 0x0044, &hf_h248_pkg_bcg_sig_bsit, &ett_h248_pkg_bcg_sig_bdt, h248_pkg_h248_pkg_bcg_sig_bdt_params, NULL },
 407         { 0x0045, &hf_h248_pkg_bcg_sig_bwt, &ett_h248_pkg_bcg_sig_bdt, h248_pkg_h248_pkg_bcg_sig_bdt_params, NULL},
 408         { 0x0046, &hf_h248_pkg_bcg_sig_bpt, &ett_h248_pkg_bcg_sig_bdt, h248_pkg_h248_pkg_bcg_sig_bdt_params, NULL },
 409         { 0x0047, &hf_h248_pkg_bcg_sig_bcw, &ett_h248_pkg_bcg_sig_bdt, h248_pkg_h248_pkg_bcg_sig_bdt_params, NULL },
 410         { 0x0048, &hf_h248_pkg_bcg_sig_bcr, &ett_h248_pkg_bcg_sig_bdt, h248_pkg_h248_pkg_bcg_sig_bdt_params, NULL },
 411         { 0x0049, &hf_h248_pkg_bcg_sig_bpy, &ett_h248_pkg_bcg_sig_bdt, h248_pkg_h248_pkg_bcg_sig_bdt_params, NULL },
 412         { 0, NULL, NULL, NULL,NULL}
 413 };
 414
 415 /* Packet defenitions */
 416 static h248_package_t h248_pkg_bcg = {
 417         0x0023,
 418         &hf_h248_pkg_bcg,
 419         &ett_h248_pkg_bcg,
 420         NULL,
 421         NULL,
 422         NULL,
 423         NULL,
 424         NULL,                                           /* Properties */
 425         h248_pkg_bcg_signals,                   /* signals */
 426         NULL,                                           /* events */
 427         NULL                                            /* statistics */
 428 };
 429
 430
 431 void proto_reg_handoff_q1950(void) {
 432         bctp_dissector = find_dissector("bctp");
 433
 434 }
 435
 436 /* Register dissector */
 437 void proto_register_q1950(void) {
 438         static hf_register_info hf[] = {
 439                 /* A.3 Bearer characteristics package */
 440                 { &hf_h248_pkg_BCP,
 441                         { "BCP (Bearer characteristics package)", "h248.pkg.BCP",
 442                         FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }
 443                 },
 444                 { &hf_h248_pkg_BCP_BNCChar,
 445                         { "BNCChar (BNC Characteristics)", "h248.pkg.bcp.bncchar",
 446                         FT_UINT32, BASE_HEX|BASE_EXT_STRING, &bearer_network_connection_characteristics_vals_ext, 0, "BNC Characteristics", HFILL }
 447                 },
 448
 449                 /* A.4 Bearer Network connection cut-through package */
 450                 { &hf_h248_pkg_BNCCT,
 451                         { "BNCCT (Bearer network connection cut-through package)", "h248.pkg.BNCCT",
 452                         FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }
 453                 },
 454                 { &hf_h248_pkg_BNCCT_prop,
 455                         { "Bearer network connection cut-through capability", "h248.pkg.bcp.bncct",
 456                         FT_UINT32, BASE_HEX, VALS(h248_pkg_BNCCT_prop_vals), 0, "This property allows the MGC to ask the MG when the cut through of a bearer will occur, early or late.", HFILL }
 457                 },
 458
 459                 { &hf_h248_pkg_GB,
 460                         { "GB (Generic bearer connection)", "h248.pkg.GB",
 461                         FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }
 462                 },
 463                 { &hf_h248_pkg_GB_BNCChange,
 464                         { "BNCChange", "h248.pkg.GB.BNCChang",
 465                         FT_BYTES, BASE_NONE, NULL, 0, "This event occurs whenever a change to a Bearer Network connection occurs", HFILL }
 466                 },
 467                 { &hf_h248_pkg_GB_BNCChange_type,
 468                         { "Type", "h248.pkg.GB.BNCChang.Type",
 469                         FT_UINT32, BASE_HEX, VALS(h248_pkg_GB_BNCChange_type_vals), 0, NULL, HFILL }
 470                 },
 471                 { &hf_h248_pkg_GB_EstBNC,
 472                         { "Type", "h248.pkg.GB.BNCChang.EstBNC",
 473                         FT_BYTES, BASE_NONE, NULL, 0, "This signal triggers the bearer control function to send bearer establishment signalling", HFILL }
 474                 },
 475                 { &hf_h248_pkg_GB_ModBNC,
 476                         { "Type", "h248.pkg.GB.BNCChang.Type",
 477                         FT_BYTES, BASE_NONE, NULL, 0, "This signal triggers the bearer control function to send bearer modification", HFILL }
 478                 },
 479                 { &hf_h248_pkg_GB_RelBNC,
 480                         { "RelBNC", "h248.pkg.GB.BNCChang.RelBNC",
 481                         FT_BYTES, BASE_NONE, NULL, 0, "This signal triggers the bearer control function to send bearer release", HFILL }
 482                 },
 483                 { &hf_h248_pkg_GB_RelBNC_Generalcause,
 484                         { "Generalcause", "h248.pkg.GB.BNCChang.RelBNC.Generalcause",
 485                         FT_UINT32, BASE_HEX, VALS(h248_pkg_GB_RelBNC_Generalcause_vals), 0, "This indicates the general reason for the Release", HFILL }
 486                 },
 487                 { &hf_h248_pkg_GB_RelBNC_Failurecause,
 488                         { "Failurecause", "h248.pkg.GB.BNCChang.RelBNC.Failurecause",
 489                         FT_BYTES, BASE_NONE, NULL, 0, "The Release Cause is the value generated by the Released equipment", HFILL }
 490                 },
 491                 { &hf_h248_pkg_GB_RelBNC_Reset,
 492                         { "RelBNC", "h248.pkg.GB.BNCChang.RelBNC",
 493                         FT_BOOLEAN, BASE_NONE, NULL, 0x0, "This signal triggers the bearer control function to send bearer release", HFILL }
 494                 },
 495
 496                 /* A.5 Bearer Network connection cut-through package */
 497                 { &hf_h248_pkg_RI,
 498                         { "RI (Reuse idle package)", "h248.pkg.RI",
 499                         FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }
 500                 },
 501                 { &hf_h248_pkg_RII,
 502                         { "Reuse Idle Indication", "h248.pkg.bcp.rii",
 503                         FT_UINT32, BASE_HEX, VALS(h248_pkg_RII_vals), 0, "This property indicates that the provided bearer network connection relates to an Idle Bearer.", HFILL }
 504                 },
 505
 506                 { &hf_h248_pkg_bt,
 507                         { "BT (Bearer control Tunneling)", "h248.pkg.BT",
 508                         FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }
 509                 },
 510                 { &hf_h248_pkg_bt_tunopt,
 511                         { "Tunnelling Options", "h248.pkg.BT.TunOpt",
 512                                 FT_UINT32, BASE_HEX, NULL, 0, NULL, HFILL }
 513                 },
 514                 { &hf_h248_pkg_bt_tind,
 515                         { "tind (Tunnel INDication)", "h248.pkg.BT.TIND",
 516                                 FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }
 517                 },
 518                 { &hf_h248_pkg_bt_bit,
 519                         { "Bearer Information Transport", "h248.pkg.BT.BIT",
 520                                 FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }
 521                 },
 522
 523
 524                 /* A.8 Basic call progress tones generator with directionality */
 525                 { &hf_h248_pkg_bcg,
 526                         { "bcg (Basic call progress tones generator with directionality)", "h248.pkg.bcg",
 527                         FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }
 528                 },
 529                 { &hf_h248_pkg_bcg_sig_bdt_par_btd,
 530                         { "btd (Tone Direction)", "h248.pkg.bcp.btd",
 531                         FT_UINT32, BASE_HEX, VALS(h248_pkg_bcg_sig_bdt_par_btd_vals), 0, NULL, HFILL }
 532                 },
 533                 { &hf_h248_pkg_bcg_sig_bdt,
 534                         { "bdt (Dial Tone)", "h248.pkg.bcg.bdt",
 535                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL }
 536                 },
 537                 { &hf_h248_pkg_bcg_sig_brt,
 538                         { "brt (Ringing tone)", "h248.pkg.bcg.brt",
 539                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL }
 540                 },
 541                 { &hf_h248_pkg_bcg_sig_bbt,
 542                         { "bbt (Busy tone)", "h248.pkg.bcg.bbt",
 543                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL }
 544                 },
 545                 { &hf_h248_pkg_bcg_sig_bct,
 546                         { "bct (Congestion tone)", "h248.pkg.bcg.bct",
 547                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL }
 548                 },
 549                 { &hf_h248_pkg_bcg_sig_bsit,
 550                         { "bsit (Special information tone)", "h248.pkg.bcg.bsit",
 551                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL }
 552                 },
 553                 { &hf_h248_pkg_bcg_sig_bwt,
 554                         { "bwt (Warning tone)", "h248.pkg.bcg.bwt",
 555                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL }
 556                 },
 557                 { &hf_h248_pkg_bcg_sig_bpt,
 558                         { "bpt (Payphone recognition tone)", "h248.pkg.bcg.bpt",
 559                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL }
 560                 },
 561                 { &hf_h248_pkg_bcg_sig_bcw,
 562                         { "bcw (Call waiting tone)", "h248.pkg.bcg.bcw",
 563                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL }
 564                 },
 565                 { &hf_h248_pkg_bcg_sig_bcr,
 566                         { "bcr (Call ringing tone)", "h248.pkg.bcg.bcr",
 567                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL }
 568                 },
 569                 { &hf_h248_pkg_bcg_sig_bpy,
 570                         { "bpy (Pay tone)", "h248.pkg.bcg.bpy",
 571                         FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL }
 572                 },
 573         };
 574
 575         static gint *ett[] = {
 576                 &ett_h248_pkg_BCP,
 577                 &ett_h248_pkg_bt,
 578                 &ett_h248_pkg_bt_tind,
 579                 &ett_h248_pkg_bt_bit,
 580                 &ett_h248_pkg_BNCCT,
 581                 &ett_h248_pkg_RI,
 582         };
 583
 584         proto_q1950 = proto_register_protocol(PNAME, PSNAME, PFNAME);
 585
 586         proto_register_field_array(proto_q1950, hf, array_length(hf));
 587
 588         proto_register_subtree_array(ett, array_length(ett));
 589
 590         /* Register the packages */
 591         h248_register_package(&h248_pkg_BCP);
 592         h248_register_package(&h248_pkg_BNCCT);
 593         h248_register_package(&h248_pkg_RI);
 594         h248_register_package(&h248_pkg_GB);
 595         h248_register_package(&h248_pkg_bcg);
 596         h248_register_package(&h248_pkg_bct);
 597
 598 }